Seiko Cal. 7039 - 831

This Solar model from 1973 features a 37mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-9035668dc785]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1973

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